64426962600 has 1920 divisors, whose sum is σ = 313067462400. Its totient is φ = 11844403200.

The previous prime is 64426962599. The next prime is 64426962617. The reversal of 64426962600 is 626962446.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 479 ways as a sum of consecutive naturals, for example, 470269732 + ... + 470269868.

It is an arithmetic number, because the mean of its divisors is an integer number (163055970).

Almost surely, 2^64426962600 is an apocalyptic number.

64426962600 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64426962600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156533731200).

64426962600 is an abundant number, since it is smaller than the sum of its proper divisors (248640499800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64426962600 is a wasteful number, since it uses less digits than its factorization.

64426962600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225 (or 207 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The spelling of 64426962600 in words is "sixty-four billion, four hundred twenty-six million, nine hundred sixty-two thousand, six hundred".